code: def identity_with_sleep(x):
      time.sleep(0.5)
      return x
  
file_path: gradio/scripts/benchmark_queue.py
imports: import argparse
  import asyncio
  import json
  import random
  import time
  import pandas
  import websockets
  import gradio
  from gradio_client import media_data
label_desc: Use image node_id 1 for calling a global function with example usage: identity_with_sleep(x) and returns: x